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82 lines
1.5 KiB
Python
82 lines
1.5 KiB
Python
#!/usr/bin/env python3
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import argparse
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import os
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import struct
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def create_header(args, size):
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header = struct.pack('32s32s32s32s32s',
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args.part_name.encode('ascii'),
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str(size).encode('ascii'),
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args.part_version.encode('ascii'),
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"".encode('ascii'),
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args.rootfs_version.encode('ascii'))
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return header
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def create_output(args):
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in_st = os.stat(args.input_file)
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in_size = in_st.st_size
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header = create_header(args, in_size)
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print(header)
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in_f = open(args.input_file, 'r+b')
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in_bytes = in_f.read(in_size)
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in_f.close()
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out_f = open(args.output_file, 'w+b')
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out_f.write(header)
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out_f.write(in_bytes)
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out_f.close()
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def main():
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global args
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parser = argparse.ArgumentParser(description='')
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parser.add_argument('--input-file',
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dest='input_file',
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action='store',
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type=str,
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help='Input file')
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parser.add_argument('--output-file',
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dest='output_file',
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action='store',
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type=str,
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help='Output file')
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parser.add_argument('--part-name',
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dest='part_name',
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action='store',
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type=str,
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help='Partition Name')
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parser.add_argument('--part-version',
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dest='part_version',
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action='store',
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type=str,
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help='Partition Version')
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parser.add_argument('--rootfs-version',
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dest='rootfs_version',
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action='store',
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type=str,
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help='RootFS lib version')
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args = parser.parse_args()
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if not args.rootfs_version:
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args.rootfs_version = ""
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if ((not args.input_file) or
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(not args.output_file) or
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(not args.part_name) or
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(not args.part_version)):
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parser.print_help()
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create_output(args)
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main()
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